The data shows the percentage of population volunteering in the United States from 2003 to 2015. In 2015, 24.5% of adults in America were volunteering.
2003 | 28.8 |
2004 | 28.8 |
2005 | 28.8 |
2006 | 26.7 |
2007 | 26.2 |
2008 | 26.4 |
2009 | 26.8 |
2010 | 26.3 |
2011 | 26.8 |
2012 | 26.5 |
2013 | 25.4 |
2014 | 25.3 |
2015 | 24.9 |